Cita APA

Bono, E. d. (1979). Future positive: A book for the energetic eighties. London: Penguin Books.

Chicago Style Citation

Bono, Edward de. Future Positive: A Book for the Energetic Eighties. London: Penguin Books, 1979.

Cita MLA

Bono, Edward de. Future Positive: A Book for the Energetic Eighties. London: Penguin Books, 1979.

Atenció: Aquestes cites poden no estar 100% correctes.